Fixed NVVector::push_back
Moved NV tests to own binary
Added NVVector test failing on resize
Merge branch 'feature/nvm' of github.com:hyrise/hyrise into feature/nvm

Conflicts:
	src/lib/storage/NVVector.h
Changed NVVectorTests to verify the whole vector, fixed wrong offsets in overflow_test
Fixed pointer calculation in NVManager and NVVector
Require both parameters for getOrCreateVectorSpace for disambiguity
Changed NVManager volatileMode to be fixed after instance is created
Added lock for NVManager's allocate